Students complete sentences that begin "The ___ is important because ___," prompting them to state reasons for why community places matter (Activity 1). After the read-aloud of "The City Mouse and the Country Mouse," students answer questions such as "Why did the City Mouse invite the Country Mouse?" and "Was it better living in the city? Why or why not?," which ask them to give reasons tied to events and points in the story (Activity 2).

Students are asked to name holidays and explain why they are celebrated, prompting them to state reasons (Getting Started and Wrapping Up). In the Holiday Book activities, students write sentences that complete prompts such as "We celebrate this holiday because...," requiring them to articulate reasons for each holiday. In Activity 4 students read short informational descriptions (e.g., Cinco de Mayo honors the 1862 victory) and are asked to "read more about these holidays on the Internet" and "discuss the significance," which exposes them to author-provided reasons in texts.

Students are asked comprehension questions that require giving reasons, for example: "Did the little house like living in the city or the country? Why?" The skills list includes "Respond to open-ended question about a text" and activities prompt students to analyze pictures and explain changes (e.g., "How did the land change over years?" and "How did the people's activities change?"). These tasks ask students to give explanations tied to the story's events and details.

Students are asked to explain why rules exist (Introduction: ask your child why he thinks you have rules and whether he would like to live with no rules) and to discuss whether games are better with rules and why (Activity 2). Activity 3 has students write consequences for rule-breaking and label them as natural or authority, which requires students to give reasons linking actions to outcomes. Activity 1 and Option 2 ask students to sort or list rules and laws, prompting students to distinguish categories and state the most important rule and law.

Students answer targeted comprehension questions about The Boy Who Cried Wolf that ask why the boy lied, what happened because he lied, and why it is important to tell the truth, prompting them to state reasons tied to the story's point about honesty. Students identify causes of neighborhood change in the wordless book Home by answering "What are some things that caused the changes?" and list examples of people who are good citizens and explain why. Students reflect on their own behaviors in activities (To Tell the Truth, Citizenship Chart) by explaining why they received stickers or why an action demonstrates a trait, requiring them to give reasons that support their judgments.

Students are asked to complete sentences that explain causes (e.g., "There are 13 stripes because _______" and "There are 50 stars because _______"), and they color and place stars after counting which reinforces those factual reasons. The Pledge page includes parenthetical explanations for phrases and students are asked to explain the meaning of each part and answer why-questions (e.g., "Why do you think we have a pledge?" and "Why is it important that America is a republic...?"). These activities require students to state reasons that explain or justify specific factual points presented in the text.

Students read or listen to a biography and answer specific comprehension questions about the person's life, including "What characteristics of a leader did the person possess?" and "How did he or she help the community?" Students complete a web activity where they write five leadership qualities and give examples of how the biography subject showed each quality. Students fill in sentence prompts such as "________ was a leader because ________," and create short biography pages describing birth, childhood, successes, and leadership characteristics.

Students read explanatory text that states the main point that animals are endangered or extinct and lists specific reasons (habitat loss from building, invasive species, hunting). Activity instructions ask students to review these reasons (Activity 2) and to answer questions about what it means to be endangered or extinct. Skills listed include "Answer high-level questions about a text," and students are prompted in Wrapping Up to give reasons why animals can no longer live in their habitats.

Students read the informational page "A Plant" and label each part while reading statements such as "Leaves: Trap sunlight to help the plant make food" and "Roots: Hold the plant in the ground and help it get food from soil." The introduction and discussions prompt students to generate reasons (e.g., ask why people and animals need plants, and to explain why plants need sunlight). The plant experiment asks students to predict outcomes and later explain differences between plants grown with and without light, prompting students to give reasons for observed results.

After reading You're Aboard Spaceship Earth, students are asked questions such as "Why does the author call Earth a 'spaceship'?" and "Why do we not run out of water? Can you describe how water is recycled?" which require students to explain reasons for the author's points. Activity 4 directs students to use information from the book to write a persuasive letter to an alien about whether Earth has what is needed for life, asking them to select supporting information. The wrap-up asks students to explain what they learned, prompting them to state points from the text and related explanations.

Students read pages 17–19 of You're Aboard Spaceship Earth and are asked whether the air we breathe is a solid, liquid, or gas and where oxygen comes from. They are prompted to state that plants make oxygen and to answer questions about that idea. Students perform and observe demonstrations (feeling chest expand, blowing up a paper bag) that provide physical reasons showing that air takes up space and behaves like a gas.

Students read explicit explanatory statements (e.g., "When paper is recycled, it decreases the demand for more trees. It takes less energy to make recycled paper and puts fewer pollutants into the air and water.") and follow printed directions. Students are asked to write two or three sentences that explain why recycling is important (Activity 4) and to create a poster or free-verse poem that gives reasons why people should take care of the Earth and avoid pollution (Activity 8). Students also read lists of actions (Air Pollution sheet) and circle actions they or their family could take, connecting actions to the point of preventing pollution.

Students are asked to reread You're Aboard Spaceship Earth and to review materials and states of matter, providing a basis in an informational text. In planning the exhibit, students must write a sentence that tells where each material is found and a sentence that explains why it is important for living things on Earth, and Student Activity Pages prompt "What it is used for." The wrapping-up prompt asks students to describe what they learned about Earth materials and to describe why Earth materials are important to living things.

Students read nonfiction pages (The Usborne Children's Picture Atlas, pp. 14-21) and a short informational paragraph about the camel that states a point (the camel is important) and lists reasons (transportation, milk, meat, wool, dung fuel). Students are prompted to answer "Why?" questions (e.g., which habitat they'd enjoy and why) and to write a sentence beneath each habitat about how the animal or plant is used by people who live in that area.

Students read explanatory text about holidays and are asked to "write about why the holiday is important" and to "discuss the significance" of foods for Chinese New Year, which requires giving reasons for importance. The Skills list explicitly includes "Explore and cite reasons for observing special days," and Activity 5 asks students to answer "Why?" questions comparing celebrations, prompting students to provide reasons for their answers. Several student pages prompt students to draw symbols and write sentences explaining importance or significance (Holidays page, Chinese New Year Dish, My Favorite Holiday).

Students are asked to write a paragraph explaining a family tradition, including when it occurs and why it is important, which requires them to give reasons for a stated point. Students are prompted to explain that one important reason people live in homes is to protect themselves from weather and to name examples, which asks for reasons tied to a claim. Students are also asked to write the purpose of rooms in a house, which has them state reasons for why rooms exist.

Students read the nonfiction story Three Young Pilgrims and are asked explicit 'why' questions such as 'Why did the Pilgrims leave England?' and 'How did the Indians help the Pilgrims?' that require identifying reasons from the text. The Skills list includes 'Discuss and explain how, why, and what if questions in sharing narrative and expository texts' and 'Read fiction, nonfiction, and poetry,' indicating students will locate and discuss cause/reason information in expository material. Several discussion prompts ask students to compare life then and now and to explain causes for those differences, which involves identifying reasons in informational passages.

Students read the informational book Explore Asia and answer discussion questions that ask for explanations (e.g., "Why do you think they are wearing those clothes?" and "What resources are found in Asia?"). Students collect information from the text to complete a Guidebook to Asia, using text details and pictures as sources. Students answer focused content prompts that require causal answers (e.g., the panda worksheet asks "Pandas are endangered because ___"), and students read and interpret the Chinese Zodiac descriptions to identify traits tied to years. The skills list includes "Listen critically, interpret, and evaluate," which signals opportunities for interpretation of text details.

Students are asked to use information from Africa Is Not a Country to fill in a guidebook and to identify nations discussed on their map, which requires locating text-based details. Teachers prompt students with questions that require reasons (e.g., "Why do you think there are so many different types of clothing?", "Which children in the story do you think are most like you? Why?"). Students record foods mentioned in the book from text or pictures and circle which they eat, using text evidence to support choices. Students are reminded to "listen to the words and look at the pictures to find similarities and differences," encouraging use of textual and pictorial evidence to explain points.

Students read the informational book Explore South America and answer comprehension questions (e.g., naming the Andes and Amazon, listing animals, comparing differences with their community), which engages them with the text's points. In Activity 2 students perform a demonstration and are asked to explain that the equator's direct sunlight makes the weather warm, practicing a cause-effect explanation tied to text facts. Activity 7 asks students to compile a Guidebook to South America using information from books and research, which requires gathering supporting details from texts.

Students read the myth "How Rabbit Brought Fire to the People" and answer guided questions that ask for reasons (e.g., "Why do you think the people wanted fire?" and "Why do you think the weasels didn't want to share the fire?"). Students act out the script and retell the story, which requires them to explain characters' motivations and the sequence of events. The Paul Bunyan activity asks students to distinguish things that could be true from things that are fictional, prompting evaluation of story content.

Students read the informational book Does the Sun Sleep? and answer explicit 'why' questions (e.g., Why is it night on the other side of the Earth? Why does the shape of the Moon change?), requiring them to state reasons for phenomena. The wrapping up prompt asks students to explain why we have day and night and how and why the Moon appears to change shape, which has students produce causal explanations tied to the text. Several activities (day/night simulation, moon phases) ask students to describe causes and patterns that relate to statements in the reading.

The lesson has students discuss reasons for seasonal animal behaviors: it explains that birds migrate because "food is scarcer in the winter" and asks the child to "discuss why birds fly south in the winter." The hibernation section explains that animals "eat a lot of food before they go into hibernation" and that their bodies "don't use much energy," giving reasons for hibernation. The wrap-up asks students to "talk about the examples of hibernation and migration" shown in the video, prompting verbal explanation of causes.

The lesson asks the student to read Chapters 1 and 2 and answer Question #1: "How did Abilene feel about Edward? How do you know?", and the provided answer lists specific actions (changed his clothes, set him to look out the window, ate dinner with him, told him she loved him) as textual support. The introduction directs reading aloud followed by discussion and analysis of characters and themes, prompting students to cite parts of the text when explaining feelings. Activity 2 asks students to describe the relationship between Edward and Abilene and to write sentences about a stuffed animal, encouraging students to articulate reasons for importance and feeling.

The lesson's Skills list explicitly names "Describe how reasons support specific points the author makes in a text." Question #4 asks students to explain why Pellegrina wanted Edward to listen to the story, prompting students to give a reason (e.g., to show what could happen to someone who loved and cared for nothing). The Wrapping Up prompt asks students what Edward could learn from the story, which asks them to state a lesson and support it with reasoning.

Students are asked to answer why-based comprehension questions after reading Chapters 5 and 6 (e.g., "Why do you think Abilene didn't want to let the other girls on the boat hold Edward?" and "Did Edward drown? Why or why not?"), which requires them to give reasons for answers. The Queen Mary research activity has students locate key facts and the instructions note discussing how bold titles help readers find information and understand main points, so students practice identifying main points and gathering supporting facts from informational texts.

The lesson's Skills section explicitly asks students to "read closely... and cite specific textual evidence when writing or speaking to support conclusions drawn from the text." Activity 2 has students read specific quotes about Edward and answer "what he can assume about Edward, his feelings, and how he is changing," and discusses how the author uses words to show Edward is happy and content. The comprehension questions ask students to describe how Edward is different now and why, prompting students to connect text details to a point about Edward's change.

Students are asked directly: "Did Edward like Bull and Lucy? How do you know?" and are expected to cite text details (e.g., snuggling with Lucy, enjoying Bull's singing, crying when separated) as support. Students are prompted to explain why stars might be an important symbol, using the repeated mentions of stars in the story as a reason. The introduction explains that repetition signals importance, which students are asked to use to justify the symbolic role of stars.

The lesson prompts a discussion asking the child whether Bryce taking Edward was the right thing to do and explicitly asks them to explain why or why not, which requires the child to provide reasons supporting a point. The Skills section includes "Describe how characters in a story respond to major events and challenges," and several comprehension questions (e.g., about Bryce's relationship with Sarah Ruth) ask for explanations of character motivations and actions.

Students are asked to explain how Edward's short relationship with the old doll changed him and why it was hard for him to open his heart (Question #3), which requires giving reasons to support their conclusion. Activity 2 asks students to explain why the author might have placed a poem at the beginning of the book and how that quote applies to Edward's journey, prompting students to connect an author's choice to supporting reasons. Activity 4 (Relationship Timeline and Change) asks students to describe each relationship and to "think about how each relationship changed Edward," encouraging students to state causes or reasons for character change.

Students are asked to list five character traits for Henry and "explain each trait with evidence from the book as he writes it," which requires citing text-based support for a point about the character. Students are also directed to find dates and descriptions for Harriet Tubman and Abraham Lincoln on a timeline ("find the description of what Tubman did," "identify the next year... and identify what Lincoln did"), which asks them to locate text information that supports timeline entries. The "Because the Civil War was fought, today ______" prompt asks students to state consequences tied to the historical claim about the war.

Students read pages 1–25 and answer comprehension questions that ask for reasons from the text (for example, QUESTION #4: "Why did the doctors check the immigrants?" with the answer that doctors wanted to make sure immigrants were not bringing disease). Students complete a sentence beginning "Because immigrants were brought to Ellis Island... today ___" which asks them to state consequences or reasons linking past events to present outcomes. Students listen to immigrant oral histories and retell stories, an activity that elicits reasons for immigration and explanations of immigrants' experiences.

Students read The Story of Ruby Bridges and answer questions asking for reasons (for example, QUESTION #2 asks why white people stood outside the school). Students respond to wrapping-up prompts that ask "Who was wanting change? Why were they wanting change?" and complete Activity 4 which asks them to write how peaceful actions led to present-day results ("Because Americans fought peacefully..., today..."). Students also watch videos and fill famous-people pages that ask for explanations of why those people acted.

Students read an informational text, All About Storms, and are asked comprehension questions such as "Why does it rain?" (with the answer about clouds and droplets) and "What is hail?". The lesson prompts students to identify causes and factual explanations in the text and to point to or read words while answering questions about storm-related details (pp. 8-9).

The lesson asks students to answer comprehension questions that require reasons, for example "Why aren't the worms hungry? (because they ate leaves during their race)." The pre-reading prompts ask "What do you think will happen in this book?" and "Why?", prompting students to make predictions and give reasons. The lesson also asks "Which spider should win an award..." and follow-up "Why?", asking students to justify a judgment from the text.

Students are asked to answer Question #1: "What season was it in the story? How did you know?", which requires citing textual clues to support their answer. Students are also asked to explain why Toad hit a tree (Question #3) and to compare how Frog and Toad felt about winter (Day 3), which requires giving reasons from the story. Activity 4.1 asks students to give an oral summary of the story, which asks them to identify main points and the important events that support those points.

Students are asked explicitly in Reading and Questions #1 to state the season and answer "How do you know?," requiring them to cite details (e.g., October, falling leaves) that support the point about season. In Activity 4.1 students infer a story's season from pictures and must name the clues they used, which asks them to link evidence to a conclusion. Questions #4–#5 ask students to explain why Toad was worried and what he thought happened, prompting students to state reasons that support a character-focused point.

Students complete a "Making an Inference" activity where they use specific lines from the story under "Information in the Story" to write inferences, linking textual details to conclusions. Reading comprehension questions ask students to explain why Alexander felt sad after reading how Willy described others feeling about him, prompting students to cite story events to support their answers. The Skills list explicitly includes "Refer to details and examples in a text when explaining what the text says explicitly and when drawing inferences from the text," which students practice in the inference and question activities.